Test that person detection example binary can run

PiperOrigin-RevId: 313275958
Change-Id: Ie128cccabb6e168b85920f72618530e15477a026

WORKSPACE

@@ -114,6 +114,14 @@ http_archive(
     ],
 )
 
+http_archive(
+    name = "person_detect_data",
+    sha256 = "170542270da256994ce24d1e357f6e84a54fdaf7d28ff2b74725a40b70b082cf",
+    urls = [
+        "https://storage.googleapis.com/download.tensorflow.org/data/tf_lite_micro_person_data_grayscale_2020_05_24.zip",
+    ],
+)
+
 # Required for dependency @com_github_grpc_grpc
 
 load("@com_github_grpc_grpc//bazel:grpc_deps.bzl", "grpc_deps")

tensorflow/lite/micro/examples/person_detection/BUILD

@@ -23,7 +23,7 @@ cc_library(
 cc_library(
     name = "person_detect_model_data",
     srcs = [
-        "person_detect_model_data.cc",
+        "@person_detect_data//:person_detect_model_data",
     ],
     hdrs = [
         "person_detect_model_data.h",
@@ -118,3 +118,9 @@ cc_binary(
         "//tensorflow/lite/schema:schema_fbs",
     ],
 )
+
+sh_test(
+    name = "person_detection_binary_test",
+    srcs = ["person_detection_binary_test.sh"],
+    data = [":person_detection"],
+)

tensorflow/lite/micro/examples/person_detection/person_detection_binary_test.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+# Copyright 2020 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ==============================================================================
+#
+# Bash unit tests for the example binary.
+
+set -e
+
+OUTPUT_LOG_FILE=${TEST_TMPDIR}/output_log.txt
+
+# Needed for copybara compatibility.
+SCRIPT_BASE_DIR=/org_"tensor"flow
+${TEST_SRCDIR}${SCRIPT_BASE_DIR}/tensorflow/lite/micro/examples/person_detection/person_detection 2>&1 | head > ${OUTPUT_LOG_FILE}
+
+if ! grep -q 'person score' ${OUTPUT_LOG_FILE}; then
+  echo "ERROR: Expected logs not found in output '${OUTPUT_LOG_FILE}'"
+  exit 1
+fi
+
+echo
+echo "SUCCESS: person_detection_binary_test PASSED"